update the comment

src/libs/PolicyUtils.ts

@@ -194,7 +194,9 @@ function getTagList(policyTags: OnyxCollection<PolicyTags>, tagKey: string) {
     return policyTags?.[policyTagKey]?.tags ?? {};
 }
 
-// This is to remove unnecessary escaping backslash in tag name sent from backend for "Parent: Child" type of tags.
+/**
+ * Cleans up escaping of colons (used to create multi-level tags, e.g. "Parent: Child") in the tag name we receive from the backend
+ */
 function getCleanedTagName(tag: string) {
     return tag?.replace(/\\{1,2}:/g, ':');
 }